<template>
	<view class="">
		<u-upload v-if="showBool" :previewFullImage="true" :file-list="fileList" @afterRead="afterRead" @delete="deletePic" max-count="10">
		</u-upload>
		<view class="el-upload__tip">{{datas.tip}}</view>
	</view>
</template>

<script>
	import {
		URL_IP_HOST,
		URL_PREFIX
	} from '@/util/constant.js'
	export default {
		props: ["data"],
		data() {
			var userInfoData_ = uni.getStorageSync("userInfoData_")
			return {
				showBool:false,
				imageUrl: '',
				datas: {},
				headers: {
					"Authorization": `Bearer ${userInfoData_ ? userInfoData_.access_token : ""}`,
					"clientid": userInfoData_ ? userInfoData_.client_id : "eeb9377d4b6debbc0a6e8756bbbbb4c7"
				},
				action: URL_IP_HOST + "/application/oss/upload",
				dialogImageUrl: '',
				dialogVisible: false,
				fileList: []
			};
		},
		watch: {
			data: {
				handler: function(newValue) {
					console.log("监听data", newValue);
					this.fileList = []
					this.datas = newValue
					if (newValue.urls) {
						this.fileList = newValue.urls
					}
					this.showBool=true
					// this.imageUrl = this.datas.url
				},
				immediate: true,
				deep: true,
			},
		},
		created() {
			// this.datas = this.data
			// this.fileUrl(this.datas.urls)
			// this.action=URL_IP_HOST+"/resource/oss/upload"
			// console.log("地址", this.action);
		},
		methods: {
			deletePic(event) {
				this[`fileList${event.name}`].splice(event.index, 1)
				this.$emit('uploadImageClick', {
					ossIds: this.fileUrls(this.fileList),
					urls: this.fileList
				})
			},
			async afterRead(event) {
				// 当设置 multiple 为 true 时, file 为数组格式，否则为对象格式
				let lists = [].concat(event.file)
				let fileListLen = this[`fileList${event.name}`].length
				lists.map((item) => {
					this[`fileList${event.name}`].push({
						...item,
						status: 'uploading',
						message: '上传中'
					})
				})
				for (let i = 0; i < lists.length; i++) {
					const result = await this.uploadFilePromise(lists[i].url)
					// console.log(JSON.parse(result.data));
					let obj = JSON.parse(result.data).data
					let item = this[`fileList${event.name}`][fileListLen]
					this[`fileList${event.name}`].splice(fileListLen, 1, Object.assign(item, {
						status: 'success',
						message: '',
						fileName: obj.fileName,
						url: obj.url,
						ossId: obj.ossId
					}))
					fileListLen++
				}
				console.log("上传成功：", this.fileList);
				this.$emit('uploadImageClick', {
					ossIds: this.fileUrls(this.fileList),
					urls: this.fileList
				})
				// this.$emit('uploadImageClick', this.fileList[0])
			},
			uploadFilePromise(url) {
				return new Promise((resolve, reject) => {
					let a = uni.uploadFile({
						url: this.action, // 仅为示例，非真实的接口地址
						filePath: url,
						name: 'file',
						formData: {
							user: 'test'
						},
						success: (res) => {

							setTimeout(() => {
								resolve(res)
							}, 1000)
						}
					});
				})
			},
			// handleRemove(file, fileList) {
			// 	console.log("删除列表文件：", file, fileList);
			// 	this.fileList= fileList
			// 	this.$emit('uploadImageClick',{ossIds:this.fileUrls(this.fileList),urls:this.fileList})
			// },
			// removeDuplicates(array, property) {  
			//     return array.filter((value, index, self) => {  
			//         return self.some(item => item === value) ? false : true;  
			//     });  
			// },
			// handleExceed(res, file) {
			// 	this.$message({
			// 		message: `最多上传${this.datas.limit}个文件`,
			// 		type: 'warning',
			// 		center: true,
			// 		offset: 0.1
			// 	});
			// },
			// handlePictureCardPreview(file) {
			// 	this.dialogImageUrl = file.url;
			// 	this.dialogVisible = true;
			// },
			// beforeAvatarUpload(rawFile) {
			// 	console.log("图片上传格式：", rawFile);
			// 	if (rawFile.type !== 'image/jpeg' && rawFile.type !== 'image/jpg' && rawFile.type !== 'image/png') {
			// 		this.$message({
			// 			message: '图片格式有误! 仅支持jpg、jpeg、png格式!',
			// 			type: 'error',
			// 			offset:0.1
			// 		});
			// 		return false
			// 	} else if (rawFile.size / 1024 / 1024 > 2) {
			// 		this.$message({
			// 			message: '图片大小不超过2MB!',
			// 			type: 'error',
			// 			offset:0.1
			// 		});
			// 		return false
			// 	}
			// },
			// handleAvatarSuccess(res, file) {
			// 	file.url=file.response.data.url
			// 	file.ossId=file.response.data.ossId
			// 	this.fileList.push(file)
			// 	console.log("图片上传成功：", res, this.fileList);
			// 	this.$emit('uploadImageClick', {ossIds:this.fileUrls(this.fileList),urls:this.fileList})
			// },
			fileUrl(data) {
				for (let i = 0; i < data.length; i++) {
					let res = {
						data: {
							ossId: data[i].ossId
						}
					}
					data[i].response = res
					this.fileList.push(data[i])
				}
			},
			fileUrls(data) {
				let array = ""
				for (let index = 0; index < data.length; index++) {
					if (index == 0) {
						array = data[index].ossId
					} else {
						array = array + "," + data[index].ossId
					}
				}
				return array

			}
		}
	}
</script>
<style lang="scss">
	::v-deep .avatar-uploader {
		.el-upload {
			border: 1px dashed #d9d9d9;
			border-radius: 6px;
			cursor: pointer;
			position: relative;
			overflow: hidden;
		}
	}

	.avatar-uploader .el-upload:hover {
		border-color: #409EFF;
	}

	.avatar-uploader-icon {
		font-size: 28px;
		color: #8c939d;
		width: 90px;
		height: 90px;
		line-height: 90px;
		text-align: center;
	}

	.avatar {
		width: 90px;
		height: 90px;
		display: block;
	}
</style>
